Physics Unit6: Work and Energy (id: 6f81082ba)

本题目来源于试卷: Physics Unit6: Work and Energy，类别为 通用国际物理

[单选题]
At what rate is a 60.0-kg boy us *9fu4e 7yxvr xt9w,hming energy when he runs up a flight of o-2fo-h sq nf)hnn5fzi34-hzstairs 10.0-m higf2iz-o hhf4n osnhz-3fn-5q )h, in
8.00 s?

A. $75.0 \; W$
B. $735 \; W$
C. $4.80 \; kW$
D. $48 \; W$


参考答案:  B


本题详细解析: 暂无

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